
<!DOCTYPE HTML>
<html lang="" >
    <head>
        <title>操作符 · 学习 RxJS 操作符</title>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
        <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
        <meta name="description" content="">
        <meta name="generator" content="GitBook 3.1.1">
        
        
        
    
    <link rel="stylesheet" href="../gitbook/style.css">

    
            
                
                <link rel="stylesheet" href="../gitbook/gitbook-plugin-advanced-emoji/emoji-website.css">
                
            
                
                <link rel="stylesheet" href="../gitbook/gitbook-plugin-prism/prism.css">
                
            
                
                <link rel="stylesheet" href="../gitbook/gitbook-plugin-highlight/website.css">
                
            
                
                <link rel="stylesheet" href="../gitbook/gitbook-plugin-search/search.css">
                
            
                
                <link rel="stylesheet" href="../gitbook/gitbook-plugin-fontsettings/website.css">
                
            
        

    

    
        
        <link rel="stylesheet" href="../styles/website.css">
        
    
        
    
        
    
        
    
        
    
        
    

        
    
    
    
    <meta name="HandheldFriendly" content="true"/>
    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
    <meta name="apple-mobile-web-app-capable" content="yes">
    <meta name="apple-mobile-web-app-status-bar-style" content="black">
    <link rel="apple-touch-icon-precomposed" sizes="152x152" href="../gitbook/images/apple-touch-icon-precomposed-152.png">
    <link rel="shortcut icon" href="../gitbook/images/favicon.ico" type="image/x-icon">

    
    <link rel="next" href="combination/" />
    
    
    <link rel="prev" href="../" />
    

    <style>
    @media only screen and (max-width: 640px) {
        .book-header .hidden-mobile {
            display: none;
        }
    }
    </style>
    <script>
        window["gitbook-plugin-github-buttons"] = {"buttons":[{"user":"RxJS-CN","repo":"learn-rxjs-operators","type":"star","size":"small","count":true},{"user":"RxJS-CN","repo":"learn-rxjs-operators","type":"fork","size":"small","count":true}]};
    </script>

    </head>
    <body>
        
<div class="book">
    <div class="book-summary">
        
            
<div id="book-search-input" role="search">
    <input type="text" placeholder="Type to search" />
</div>

            
                <nav role="navigation">
                


<ul class="summary">
    
    

    

    
        
        
    
        <li class="chapter " data-level="1.1" >
            
                <a target="_blank" href="https://github.com/RxJS-CN/learn-rxjs-operators">
            
                    
                    学习 RxJS 操作符
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.2" data-path="../about/README.md">
            
                <span>
            
                    
                    关于中文版
            
                </a>
            

            
        </li>
    

    
        
        <li class="header">学习 RxJS</li>
        
        
    
        <li class="chapter " data-level="2.1" data-path="../">
            
                <a href="../">
            
                    
                    前言
            
                </a>
            

            
        </li>
    
        <li class="chapter active" data-level="2.2" data-path="./">
            
                <a href="./">
            
                    
                    操作符
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.1" data-path="combination/">
            
                <a href="combination/">
            
                    
                    组合
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.1.1" data-path="combination/combineall.html">
            
                <a href="combination/combineall.html">
            
                    
                    combineAll
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.2" data-path="combination/combinelatest.html">
            
                <a href="combination/combinelatest.html">
            
                    
                    combineLatest
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.3" data-path="combination/concat.html">
            
                <a href="combination/concat.html">
            
                    
                    concat
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.4" data-path="combination/concatall.html">
            
                <a href="combination/concatall.html">
            
                    
                    concatAll
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.5" data-path="combination/forkjoin.html">
            
                <a href="combination/forkjoin.html">
            
                    
                    forkJoin
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.6" data-path="combination/merge.html">
            
                <a href="combination/merge.html">
            
                    
                    merge
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.7" data-path="combination/mergeall.html">
            
                <a href="combination/mergeall.html">
            
                    
                    mergeAll
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.8" data-path="combination/pairwise.html">
            
                <a href="combination/pairwise.html">
            
                    
                    pairwise
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.9" data-path="combination/race.html">
            
                <a href="combination/race.html">
            
                    
                    race
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.10" data-path="combination/startwith.html">
            
                <a href="combination/startwith.html">
            
                    
                    startWith
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.11" data-path="combination/withlatestfrom.html">
            
                <a href="combination/withlatestfrom.html">
            
                    
                    withLatestFrom
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.1.12" data-path="combination/zip.html">
            
                <a href="combination/zip.html">
            
                    
                    zip
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.2" data-path="conditional/">
            
                <a href="conditional/">
            
                    
                    条件
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.2.1" data-path="conditional/defaultifempty.html">
            
                <a href="conditional/defaultifempty.html">
            
                    
                    defaultIfEmpty
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.2.2" data-path="conditional/every.html">
            
                <a href="conditional/every.html">
            
                    
                    every
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.3" data-path="creation/">
            
                <a href="creation/">
            
                    
                    创建
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.3.1" data-path="creation/create.html">
            
                <a href="creation/create.html">
            
                    
                    create
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.2" data-path="creation/empty.html">
            
                <a href="creation/empty.html">
            
                    
                    empty
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.3" data-path="creation/from.html">
            
                <a href="creation/from.html">
            
                    
                    from
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.4" data-path="creation/fromevent.html">
            
                <a href="creation/fromevent.html">
            
                    
                    fromEvent
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.5" data-path="creation/frompromise.html">
            
                <a href="creation/frompromise.html">
            
                    
                    fromPromise
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.6" data-path="creation/interval.html">
            
                <a href="creation/interval.html">
            
                    
                    interval
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.7" data-path="creation/of.html">
            
                <a href="creation/of.html">
            
                    
                    of
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.8" data-path="creation/range.html">
            
                <a href="creation/range.html">
            
                    
                    range
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.9" data-path="creation/throw.html">
            
                <a href="creation/throw.html">
            
                    
                    throw
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.3.10" data-path="creation/timer.html">
            
                <a href="creation/timer.html">
            
                    
                    timer
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.4" data-path="error_handling/">
            
                <a href="error_handling/">
            
                    
                    错误处理
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.4.1" data-path="error_handling/catch.html">
            
                <a href="error_handling/catch.html">
            
                    
                    catchError
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.4.2" data-path="error_handling/retry.html">
            
                <a href="error_handling/retry.html">
            
                    
                    retry
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.4.3" data-path="error_handling/retrywhen.html">
            
                <a href="error_handling/retrywhen.html">
            
                    
                    retryWhen
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.5" data-path="multicasting/">
            
                <a href="multicasting/">
            
                    
                    多播
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.5.1" data-path="multicasting/publish.html">
            
                <a href="multicasting/publish.html">
            
                    
                    publish
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.5.2" data-path="multicasting/multicast.html">
            
                <a href="multicasting/multicast.html">
            
                    
                    multicast
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.5.3" data-path="multicasting/share.html">
            
                <a href="multicasting/share.html">
            
                    
                    share
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.5.4" data-path="multicasting/sharereplay.html">
            
                <a href="multicasting/sharereplay.html">
            
                    
                    shareReplay
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.6" data-path="filtering/">
            
                <a href="filtering/">
            
                    
                    过滤
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.6.1" data-path="filtering/debounce.html">
            
                <a href="filtering/debounce.html">
            
                    
                    debounce
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.2" data-path="filtering/debouncetime.html">
            
                <a href="filtering/debouncetime.html">
            
                    
                    debounceTime
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.3" data-path="filtering/distinctuntilchanged.html">
            
                <a href="filtering/distinctuntilchanged.html">
            
                    
                    distinctUntilChanged
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.4" data-path="filtering/filter.html">
            
                <a href="filtering/filter.html">
            
                    
                    filter
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.5" data-path="filtering/first.html">
            
                <a href="filtering/first.html">
            
                    
                    first
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.6" data-path="filtering/ignoreelements.html">
            
                <a href="filtering/ignoreelements.html">
            
                    
                    ignoreElements
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.7" data-path="filtering/last.html">
            
                <a href="filtering/last.html">
            
                    
                    last
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.8" data-path="filtering/sample.html">
            
                <a href="filtering/sample.html">
            
                    
                    sample
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.9" data-path="filtering/single.html">
            
                <a href="filtering/single.html">
            
                    
                    single
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.10" data-path="filtering/skip.html">
            
                <a href="filtering/skip.html">
            
                    
                    skip
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.11" data-path="filtering/skipuntil.html">
            
                <a href="filtering/skipuntil.html">
            
                    
                    skipUntil
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.12" data-path="filtering/skipwhile.html">
            
                <a href="filtering/skipwhile.html">
            
                    
                    skipWhile
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.13" data-path="filtering/take.html">
            
                <a href="filtering/take.html">
            
                    
                    take
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.14" data-path="filtering/takeuntil.html">
            
                <a href="filtering/takeuntil.html">
            
                    
                    takeUntil
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.15" data-path="filtering/takewhile.html">
            
                <a href="filtering/takewhile.html">
            
                    
                    takeWhile
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.16" data-path="filtering/throttle.html">
            
                <a href="filtering/throttle.html">
            
                    
                    throttle
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.6.17" data-path="filtering/throttletime.html">
            
                <a href="filtering/throttletime.html">
            
                    
                    throttleTime
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.7" data-path="transformation/">
            
                <a href="transformation/">
            
                    
                    转换
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.7.1" data-path="transformation/buffer.html">
            
                <a href="transformation/buffer.html">
            
                    
                    buffer
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.2" data-path="transformation/buffercount.html">
            
                <a href="transformation/buffercount.html">
            
                    
                    bufferCount
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.3" data-path="transformation/buffertime.html">
            
                <a href="transformation/buffertime.html">
            
                    
                    bufferTime
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.4" data-path="transformation/buffertoggle.html">
            
                <a href="transformation/buffertoggle.html">
            
                    
                    bufferToggle
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.5" data-path="transformation/bufferwhen.html">
            
                <a href="transformation/bufferwhen.html">
            
                    
                    bufferWhen
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.6" data-path="transformation/concatmap.html">
            
                <a href="transformation/concatmap.html">
            
                    
                    concatMap
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.7" data-path="transformation/concatmapto.html">
            
                <a href="transformation/concatmapto.html">
            
                    
                    concatMapTo
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.8" data-path="transformation/exhaustmap.html">
            
                <a href="transformation/exhaustmap.html">
            
                    
                    exhaustMap
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.9" data-path="transformation/expand.html">
            
                <a href="transformation/expand.html">
            
                    
                    expand
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.10" data-path="transformation/exhaustmap.html">
            
                <a href="transformation/exhaustmap.html">
            
                    
                    exhaustMap
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.11" data-path="transformation/groupby.html">
            
                <a href="transformation/groupby.html">
            
                    
                    groupBy
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.12" data-path="transformation/map.html">
            
                <a href="transformation/map.html">
            
                    
                    map
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.13" data-path="transformation/mapto.html">
            
                <a href="transformation/mapto.html">
            
                    
                    mapTo
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.14" data-path="transformation/mergemap.html">
            
                <a href="transformation/mergemap.html">
            
                    
                    mergeMap
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.15" data-path="transformation/partition.html">
            
                <a href="transformation/partition.html">
            
                    
                    partition
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.16" data-path="transformation/pluck.html">
            
                <a href="transformation/pluck.html">
            
                    
                    pluck
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.17" data-path="transformation/reduce.html">
            
                <a href="transformation/reduce.html">
            
                    
                    reduce
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.18" data-path="transformation/scan.html">
            
                <a href="transformation/scan.html">
            
                    
                    scan
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.19" data-path="transformation/switchmap.html">
            
                <a href="transformation/switchmap.html">
            
                    
                    switchMap
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.20" data-path="transformation/window.html">
            
                <a href="transformation/window.html">
            
                    
                    window
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.21" data-path="transformation/windowcount.html">
            
                <a href="transformation/windowcount.html">
            
                    
                    windowCount
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.22" data-path="transformation/windowtime.html">
            
                <a href="transformation/windowtime.html">
            
                    
                    windowTime
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.23" data-path="transformation/windowtoggle.html">
            
                <a href="transformation/windowtoggle.html">
            
                    
                    windowToggle
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.7.24" data-path="transformation/windowwhen.html">
            
                <a href="transformation/windowwhen.html">
            
                    
                    windowWhen
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.8" data-path="utility/">
            
                <a href="utility/">
            
                    
                    工具
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.2.8.1" data-path="utility/do.html">
            
                <a href="utility/do.html">
            
                    
                    do
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.2" data-path="utility/delay.html">
            
                <a href="utility/delay.html">
            
                    
                    delay
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.3" data-path="utility/delaywhen.html">
            
                <a href="utility/delaywhen.html">
            
                    
                    delayWhen
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.4" data-path="utility/dematerialize.html">
            
                <a href="utility/dematerialize.html">
            
                    
                    dematerialize
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.5" data-path="utility/let.html">
            
                <a href="utility/let.html">
            
                    
                    let
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.6" data-path="utility/timeout.html">
            
                <a href="utility/timeout.html">
            
                    
                    timeout
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2.8.7" data-path="utility/topromise.html">
            
                <a href="utility/topromise.html">
            
                    
                    toPromise
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.2.9" data-path="complete.html">
            
                <a href="complete.html">
            
                    
                    完整列表
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.3" data-path="../recipes/">
            
                <a href="../recipes/">
            
                    
                    食谱
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.3.1" data-path="../recipes/smartcounter.html">
            
                <a href="../recipes/smartcounter.html">
            
                    
                    智能计数器
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.2" data-path="../recipes/progressbar.html">
            
                <a href="../recipes/progressbar.html">
            
                    
                    进度条
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.3" data-path="../recipes/gameloop.html">
            
                <a href="../recipes/gameloop.html">
            
                    
                    游戏循环
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.4" data-path="../concepts/">
            
                <a href="../concepts/">
            
                    
                    概念
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.4.1" data-path="../concepts/rxjs5-6.html">
            
                <a href="../concepts/rxjs5-6.html">
            
                    
                    RxJS v5 -> v6 升级
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.4.2" data-path="../concepts/operator-imports.html">
            
                <a href="../concepts/operator-imports.html">
            
                    
                    理解操作符导入
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    

    

    <li class="divider"></li>

    <li>
        <a href="https://www.gitbook.com" target="blank" class="gitbook-link">
            Published with GitBook
        </a>
    </li>
</ul>


                </nav>
            
        
    </div>

    <div class="book-body">
        
            <div class="body-inner">
                
                    

<div class="book-header" role="navigation">
    

    <!-- Title -->
    <h1>
        <i class="fa fa-circle-o-notch fa-spin"></i>
        <a href=".." >操作符</a>
    </h1>
</div>




                    <div class="page-wrapper" tabindex="-1" role="main">
                        <div class="page-inner">
                            
<div id="book-search-results">
    <div class="search-noresults">
    
                                <section class="normal markdown-section">
                                
                                <h1 id="&#x901A;&#x8FC7;&#x793A;&#x4F8B;&#x6765;&#x5B66;&#x4E60;-rxjs-&#x64CD;&#x4F5C;&#x7B26;">&#x901A;&#x8FC7;&#x793A;&#x4F8B;&#x6765;&#x5B66;&#x4E60; RxJS &#x64CD;&#x4F5C;&#x7B26;</h1>
<p>RxJS &#x64CD;&#x4F5C;&#x7B26;&#x7684;&#x5B8C;&#x6574;&#x5217;&#x8868;&#xFF0C;&#x6BCF;&#x4E2A;&#x64CD;&#x4F5C;&#x7B26;&#x90FD;&#x6709;&#x7740;&#x6E05;&#x6670;&#x7684;&#x89E3;&#x91CA;&#x3001;&#x76F8;&#x5173;&#x8D44;&#x6E90;&#x548C;&#x53EF;&#x6267;&#x884C;&#x7684;&#x793A;&#x4F8B;&#x3002;</p>
<p><em><a href="complete.html">&#x66F4;&#x559C;&#x6B22;&#x6309;&#x5B57;&#x6BCD;&#x987A;&#x5E8F;&#x6392;&#x5217;&#x7684;&#x5B8C;&#x6574;&#x5217;&#x8868;&#xFF1F;</a></em></p>
<h3 id="&#x5185;&#x5BB9;-&#x6309;&#x64CD;&#x4F5C;&#x7B26;&#x7C7B;&#x578B;">&#x5185;&#x5BB9; (&#x6309;&#x64CD;&#x4F5C;&#x7B26;&#x7C7B;&#x578B;)</h3>
<ul>
<li><a href="combination/">&#x7EC4;&#x5408;</a><ul>
<li><a href="combination/combineall.html">combineAll</a></li>
<li><a href="combination/combinelatest.html">combineLatest</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="combination/concat.html">concat</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="combination/concatall.html">concatAll</a></li>
<li><a href="combination/forkjoin.html">forkJoin</a></li>
<li><a href="combination/merge.html">merge</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="combination/mergeall.html">mergeAll</a></li>
<li><a href="combination/race.html">race</a></li>
<li><a href="combination/startwith.html">startWith</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="combination/withlatestfrom.html">withLatestFrom</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="combination/zip.html">zip</a></li>
</ul>
</li>
<li><a href="conditional/">&#x6761;&#x4EF6;</a><ul>
<li><a href="conditional/defaultifempty.html">defaultIfEmpty</a></li>
<li><a href="conditional/every.html">every</a></li>
</ul>
</li>
<li><a href="creation/">&#x521B;&#x5EFA;</a><ul>
<li><a href="creation/create.html">create</a></li>
<li><a href="creation/empty.html">empty</a></li>
<li><a href="creation/from.html">from</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="creation/fromevent.html">fromEvent</a></li>
<li><a href="creation/frompromise.html">fromPromise</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="creation/interval.html">interval</a></li>
<li><a href="creation/of.html">of</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="creation/range.html">range</a></li>
<li><a href="creation/throw.html">throw</a></li>
<li><a href="creation/timer.html">timer</a></li>
</ul>
</li>
<li><a href="error_handling/">&#x9519;&#x8BEF;&#x5904;&#x7406;</a><ul>
<li><a href="error_handling/catch.html">catch / catchError</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="error_handling/retry.html">retry</a></li>
<li><a href="error_handling/retrywhen.html">retryWhen</a></li>
</ul>
</li>
<li><a href="filtering/">&#x8FC7;&#x6EE4;</a><ul>
<li><a href="filtering/audit.md">audit</a></li>
<li><a href="filtering/audittime.md">auditTime</a> </li>
<li><a href="filtering/debounce.html">debounce</a></li>
<li><a href="filtering/debouncetime.html">debounceTime</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="filtering/distinctuntilchanged.html">distinctUntilChanged</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="filtering/filter.html">filter</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="filtering/first.html">first</a></li>
<li><a href="filtering/ignoreelements.html">ignoreElements</a></li>
<li><a href="filtering/last.html">last</a></li>
<li><a href="filtering/sample.html">sample</a></li>
<li><a href="filtering/single.html">single</a></li>
<li><a href="filtering/skip.html">skip</a></li>
<li><a href="filtering/skipuntil.html">skipUntil</a></li>
<li><a href="filtering/skipwhile.html">skipWhile</a></li>
<li><a href="filtering/take.html">take</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="filtering/takeuntil.html">takeUntil</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="filtering/takewhile.html">takeWhile</a></li>
<li><a href="filtering/throttle.html">throttle</a></li>
<li><a href="filtering/throttletime.html">throttleTime</a></li>
</ul>
</li>
<li><a href="multicasting/">&#x591A;&#x64AD;</a><ul>
<li><a href="multicasting/multicast.html">multicast</a></li>
<li><a href="multicasting/publish.html">publish</a></li>
<li><a href="multicasting/share.html">share</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
</ul>
</li>
<li><a href="transformation/">&#x8F6C;&#x6362;</a><ul>
<li><a href="transformation/buffer.html">buffer</a></li>
<li><a href="transformation/buffercount.html">bufferCount</a></li>
<li><a href="transformation/buffertime.html">bufferTime</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/buffertoggle.html">bufferToggle</a></li>
<li><a href="transformation/bufferwhen.html">bufferWhen</a></li>
<li><a href="transformation/concatmap.html">concatMap</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/concatmapto.html">concatMapTo</a></li>
<li><a href="transformation/expand.html">expand</a></li>
<li><a href="transformation/exhaustmap.html">exhaustMap</a></li>
<li><a href="transformation/groupby.html">groupBy</a></li>
<li><a href="transformation/map.html">map</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/mapto.html">mapTo</a></li>
<li><a href="transformation/mergemap.html">mergeMap / flatMap</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/partition.html">partition</a></li>
<li><a href="transformation/pluck.html">pluck</a></li>
<li><a href="transformation/reduce.html">reduce</a></li>
<li><a href="transformation/scan.html">scan</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/switchmap.html">switchMap</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="transformation/window.html">window</a></li>
<li><a href="transformation/windowcount.html">windowCount</a></li>
<li><a href="transformation/windowtime.html">windowTime</a></li>
<li><a href="transformation/windowtoggle.html">windowToggle</a></li>
<li><a href="transformation/windowwhen.html">windowWhen</a></li>
</ul>
</li>
<li><a href="utility/">&#x5DE5;&#x5177;</a><ul>
<li><a href="utility/do.html">do / tap</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="utility/delay.html">delay</a> <img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"></li>
<li><a href="utility/delaywhen.html">delayWhen</a></li>
<li><a href="operators/utility/finalize.md">finalize / finally</a></li>
<li><a href="utility/let.html">let</a></li>
<li><a href="utility/timeout.html">timeout</a></li>
<li><a href="utility/topromise.html">toPromise</a></li>
</ul>
</li>
</ul>
<p><img align="absmiddle" alt=":star:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/star.png" title=":star:"> - <em>&#x5E38;&#x7528;</em></p>
<h3 id="&#x5176;&#x4ED6;&#x8D44;&#x6E90;">&#x5176;&#x4ED6;&#x8D44;&#x6E90;</h3>
<ul>
<li><a href="https://cn.rx.js.org/manual/overview.html#29" target="_blank">&#x4EC0;&#x4E48;&#x662F;&#x64CD;&#x4F5C;&#x7B26;&#xFF1F;</a> <img align="absmiddle" alt=":newspaper:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/newspaper.png" title=":newspaper:"> - &#x5B98;&#x65B9;&#x6587;&#x6863;</li>
<li><a href="https://egghead.io/lessons/rxjs-what-rxjs-operators-are" target="_blank">&#x64CD;&#x4F5C;&#x7B26;&#x662F;&#x4EC0;&#x4E48;&#xFF1F;</a> <img align="absmiddle" alt=":video_camera:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/video_camera.png" title=":video_camera:"> <img align="absmiddle" alt=":dollar:" class="emoji" src="../gitbook/gitbook-plugin-advanced-emoji/emojis/dollar.png" title=":dollar:"> - Andr&#xE9; Staltz</li>
</ul>

                                
                                </section>
                            
    </div>
    <div class="search-results">
        <div class="has-results">
            
            <h1 class="search-results-title"><span class='search-results-count'></span> results matching "<span class='search-query'></span>"</h1>
            <ul class="search-results-list"></ul>
            
        </div>
        <div class="no-results">
            
            <h1 class="search-results-title">No results matching "<span class='search-query'></span>"</h1>
            
        </div>
    </div>
</div>

                        </div>
                    </div>
                
            </div>

            
                
                <a href="../" class="navigation navigation-prev " aria-label="Previous page: 前言">
                    <i class="fa fa-angle-left"></i>
                </a>
                
                
                <a href="combination/" class="navigation navigation-next " aria-label="Next page: 组合">
                    <i class="fa fa-angle-right"></i>
                </a>
                
            
        
    </div>

    <script>
        var gitbook = gitbook || [];
        gitbook.push(function() {
            gitbook.page.hasChanged({"page":{"title":"操作符","level":"2.2","depth":1,"next":{"title":"组合","level":"2.2.1","depth":2,"path":"operators/combination/README.md","ref":"operators/combination/README.md","articles":[{"title":"combineAll","level":"2.2.1.1","depth":3,"path":"operators/combination/combineall.md","ref":"operators/combination/combineall.md","articles":[]},{"title":"combineLatest","level":"2.2.1.2","depth":3,"path":"operators/combination/combinelatest.md","ref":"operators/combination/combinelatest.md","articles":[]},{"title":"concat","level":"2.2.1.3","depth":3,"path":"operators/combination/concat.md","ref":"operators/combination/concat.md","articles":[]},{"title":"concatAll","level":"2.2.1.4","depth":3,"path":"operators/combination/concatall.md","ref":"operators/combination/concatall.md","articles":[]},{"title":"forkJoin","level":"2.2.1.5","depth":3,"path":"operators/combination/forkjoin.md","ref":"operators/combination/forkjoin.md","articles":[]},{"title":"merge","level":"2.2.1.6","depth":3,"path":"operators/combination/merge.md","ref":"operators/combination/merge.md","articles":[]},{"title":"mergeAll","level":"2.2.1.7","depth":3,"path":"operators/combination/mergeall.md","ref":"operators/combination/mergeall.md","articles":[]},{"title":"pairwise","level":"2.2.1.8","depth":3,"path":"operators/combination/pairwise.md","ref":"operators/combination/pairwise.md","articles":[]},{"title":"race","level":"2.2.1.9","depth":3,"path":"operators/combination/race.md","ref":"operators/combination/race.md","articles":[]},{"title":"startWith","level":"2.2.1.10","depth":3,"path":"operators/combination/startwith.md","ref":"operators/combination/startwith.md","articles":[]},{"title":"withLatestFrom","level":"2.2.1.11","depth":3,"path":"operators/combination/withlatestfrom.md","ref":"operators/combination/withlatestfrom.md","articles":[]},{"title":"zip","level":"2.2.1.12","depth":3,"path":"operators/combination/zip.md","ref":"operators/combination/zip.md","articles":[]}]},"previous":{"title":"前言","level":"2.1","depth":1,"path":"index.md","ref":"index.md","articles":[]},"dir":"ltr"},"config":{"plugins":["include-codeblock","advanced-emoji","prism","highlight","copy-code-button","edit-link","github","github-buttons"],"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"prism":{},"github":{"url":"https://github.com/RxJS-CN/learn-rxjs-operators"},"search":{},"lunr":{"maxIndexSize":1000000},"fontsettings":{"theme":"white","family":"sans","size":2},"highlight":{},"github-buttons":{"buttons":[{"user":"RxJS-CN","repo":"learn-rxjs-operators","type":"star","size":"small","count":true},{"user":"RxJS-CN","repo":"learn-rxjs-operators","type":"fork","size":"small","count":true}]},"copy-code-button":{},"advanced-emoji":{"embedEmojis":false},"include-codeblock":{"check":false,"edit":false,"fixlang":false,"lang":"","template":"default","theme":"chrome","unindent":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"edit-link":{"label":"帮忙纠错","base":"https://github.com/RxJS-CN/learn-rxjs-operators/tree/master"},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"index.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"学习 RxJS 操作符","gitbook":"3.1.1"},"file":{"path":"operators/README.md","mtime":"2018-10-15T09:07:06.000Z","type":"markdown"},"gitbook":{"version":"3.1.1","time":"2018-10-15T09:31:22.754Z"},"basePath":"..","book":{"language":""}});
        });
    </script>
</div>

        
    <script src="../gitbook/gitbook.js"></script>
    <script src="../gitbook/theme.js"></script>
    
        
        <script src="../gitbook/gitbook-plugin-copy-code-button/toggle.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-edit-link/plugin.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-github/plugin.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-github-buttons/plugin.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-search/search-engine.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-search/search.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-lunr/lunr.min.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-lunr/search-lunr.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-sharing/buttons.js"></script>
        
    
        
        <script src="../gitbook/gitbook-plugin-fontsettings/fontsettings.js"></script>
        
    

    </body>
</html>

